.content {
    max-height: 50vh;
    overflow-y: auto;
    padding: 5px 0;
}

.content div {
    overflow: hidden;
}

.content div .time {
    text-align: center;
    color: #ccc;
    font-size: 8px;
    padding: 3px 0;
}

.content .lef {
    float: left;
    display: flex;
}

.content .rig {
    float: right;
    display: flex;
    flex-direction: row-reverse;
}


.content .lef img {
    border-radius: 50%;
}

.content .rig img {
    border-radius: 50%;
}

.content p {
    line-height: 30px;
    border-radius: 5px;
    padding: 0 10px;
}

.content .lef p {
    margin-left: 5px;
    background-color: orange;
}

.content .rig p {
    margin-right: 5px;
    background: skyblue;
}

.content .noData {
    text-align: center;
    font-size: 24px;
    line-height: 30px;
    color: #ccc;
    margin-bottom: 10px;
}